revision questions with complete
solution
the primary fuel during endurance exercise is - ANSfatty acids
the human body consists of - ANSchemicals, cells, tissues
Metabolism can be categorized in the following phases - ANScatabolism & anabolism
BMR stands for - ANSbasal metabolic rate
A 30-minute jog would rely most heavily on which energy pathway? - ANSoxidative
The automatic tendency to maintain a relatively constant internal environment is called
homeostasis. - ANStrue
About 98% of the human body is composed of only six elements: oxygen, carbon, hydrogen,
nitrogen, calcium and phosphorous. - ANStrue
Mitochondria are known as the powerhouse of the cell. - ANStrue
The heart, arteries and veins are part of the circulatory system. - ANStrue
The ATP/CP pathway is considered aerobic metabolism. - ANSfalse
Non-oxidative glycolysis is reliable for: - ANSUp to 2 minutes of ATP production
The primary fuel during endurance exercise is - ANSmuscle glycogen
The main purpose of hormones is to: - ANSAlter the rate of synthesis of your cellular protein,
Change the rate of enzyme activity, Change the rate of transport of nutrients through the cell
wall
The main purpose of the digestive system is - ANSthe breakdown of foods and waste
elimination.
The main purpose of the respiratory system is: - ANSTo supply oxygen to the body, To
eliminate carbon dioxide in the body, To regulate the body's pH balance
,The average human adult skeleton has - ANS206 bones
There are 80 bones in the axial skeleton. - ANStrue
This type of joint permits a wide range of movement in ONE plane. - ANShinge joints
Tendons connect bone to bone. - ANSfalse
Tendons: - ANSAre extensions of muscle fibers, Connect muscle to bone
The points of muscle attachment are known as the - ANSinsertion, origin
The origin is the distal attachment of a muscle - ANSfalse
These sense organs measure the strain in a muscle and can be used to pre-set the tension of
muscles. - ANSMuscle spindles
Myofibrils are constructed of overlapping strands of protein polymers called - ANSactin and
myosin
What is the byproduct of glucose and glycogen metabolism (glycolysis) in anaerobic muscle
energetics? - ANSLactic Acid
Type I muscle fibers are aerobic. - ANStrue
Type II muscle fibers are slow twitch fibers. - ANSfalse
Cardiovascular exercise results in: - ANSMitochondrial adaptations and Capillary capacity
adaptations
Muscular hypertrophy is a(n) - ANSincrease in muscle fiber size
Kinesiology is - ANShe science or study of movement, and the active and passive structures
involved
An example of an antagonist muscle is - ANSriceps during a biceps curl
The angle of pull is - ANSthe variance of force at different points in the range of motion of an
exercise
A lever is defined as - ANSa rigid bar that turns around an axis of rotation or fulcrum
Biomechanics is the study of: - ANSMovement
,Musculoskeletal deviations can result in - ANSpoor muscle balance, poor flexibility, improper
spinal alignment
Excessive lateral curvature of the spinal column is known as: - ANSScoliosis
What should be of prime focus in all fitness activities? - ANSPosture
The knee is stabilized on the anterior side by which muscle? - ANSquadriceps
The shoulder joint is a multi-axial joint that allows for all the following movements except -
ANSflexion, extension/hyperextension, transverse (horizontal) adduction and abduction,
abduction and adduction, medial (inward) and lateral (outward) rotation, and circumduction.
In a concentric contraction the muscles shorten to produce movements. - ANStrue
An antagonist muscle is one that has an action directly opposite to that of the agonist. -
ANStrue
Muscular force is broken down into the components of: - ANSMagnitude, Direction, Application
of force, Line of force
Newton's third law of motion deals with force and its relationship to mass and acceleration. -
ANSfalse
A high development of the agonist-antagonist function is essential to the development of a
well-aligned and balanced body. - ANStrue
The hamstrings muscles are a two-joint muscle that act at the knee and hip. - ANStrue
The angle of Q represents - ANSstarting strength
New trainees should _______ through the sticking point and ______ during the less strenuous
portion of the lifts. - ANSexhale, inhale
The purpose of the general warm up is to - ANSncrease the functional potential of the body as
a whole
What should be considered when working on exercise machines? - ANSadjustability, ROM,
and balance
Strength is our ability to contract our muscles with maximum force given certain constraints. -
ANStrue
, The Valsalva Maneuver involves expiring against a closed glottis and when combined with
contracting muscles of the abdomen and ribcage creates rigidity in the entire torso. - ANStrue
What is the basic grip used in weight training? - ANSSupinated, Pronated, Neutral
A supinated grip would be palms down. - ANSfalse
What is/are the major factor that effects strength? - ANSStructural, Physiological,
Psychoneural, Environmental
A pronated grip would be palms up. - ANSfalse
A neutral grip would be thumbs up. - ANStrue
The strength curve - ANSRelates to any exercise, Analyzes the components of strength
production, Has seven factors
Aerobic fitness is defined as the capacity to take in, transport and utilize what substance? -
ANSoxygen
Cross training means using several modes of training to develop a specific component of
fitness. - ANStrue
Increased temperature helps to facilitate increases in ROM - ANStrue
Flexibility is the ability to flex, extend or circumduct the joints through their full intended range of
motion. - ANStrue
This type of stretching facilitates an increase in muscle length through a maximum isometric
contraction of the antagonist. - ANSCA stretching
If your goal is to improve range of motion, stretch to the point - ANSOf mild or moderate
discomfort
The Golgi tendon organ (GTO), muscle spindle and Pacinian corpuscles make up the three
primary: - ANSInhibitory proprioceptors
BMI stands for body mass index. - ANStrue
BMI is used to: - ANSDescribe relative height to weight and as a predictor of future disease
risk
Total body fat is can be classified as essential and storage body fat. - ANStrue